borispoehland

const UA = req.headers['user-agent'];
const isMobile = Boolean(UA.match(/Android|BlackBerry|iPhone|iPad|iPod|Opera Mini|IEMobile|WPDesktop/i));

borispoehland

export const getTopY = (element: HTMLElement, downOffset: number): number => {
  return element.getBoundingClientRect().top + window.pageYOffset - downOffset;
};

borispoehland

import React, { FC, FunctionComponent } from 'react';
import { LoadingSpinner } from '@components/LoadingSpinner';

interface IProps {
  isLoading: boolean;
}

// eslint-disable-next-line @typescript-eslint/ban-types, react/display-name
const WithLoadingSpinner = <P extends object>(Component: FunctionComponent<P>): FC<P & IProps> => ({
  isLoading,

borispoehland

import { useEffect, useState } from 'react';

interface IProps {
  imagesToLoad: string[],
}

const useImagesAreLoaded = ({ imagesToLoad }: IProps): boolean => {
  const [loadedTilesCount, setLoadedTilesCount] = useState(0);

  useEffect((): void => {

borispoehland

import React, {
  useState,
  useLayoutEffect
} from 'react';
import ReactDOM from 'react-dom';

const BlinkyRender = () => {
  const [value, setValue] = useState(0);

  useLayoutEffect(() => {

borispoehland

fetchCsv() {
        var rawFile = new XMLHttpRequest();
        rawFile.open("GET", require("path/to/local/file.txt"), false);
        rawFile.onreadystatechange = () => {
            if (rawFile.readyState === 4) {
                if (rawFile.status === 200 || rawFile.status === 0) {
                    var allText = rawFile.responseText;

                    Papa.parse(allText, {
                        complete: this.setData, // in this case, set the text as react state